Home / 897,146.20-1,346,453.70-890,147.80

Finding the Fourth Proportional to 897,146.20, 1,346,453.70 and 890,147.80

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Solution

The fourth proportional to 897,146.20, 1,346,453.70 and 890,147.80 is: 1,335,950.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,146.20 : 1,346,453.70 = 890,147.80 : x
  2. Step 2: Convert to fraction form
    897,146.20/1,346,453.70 = 890,147.80/x
  3. Step 3: Cross multiply
    897,146.20x = 1,346,453.70 × 890,147.80
  4. Step 4: Simplify right side
    897,146.20x = 1,198,542,798,856.86
  5. Step 5: Solve for x
    x = 1,198,542,798,856.86/897,146.20
  6. Step 6: Final answer
    x = 1,335,950.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.